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Mean value in the Sinonasal Outcome Test SNOT 20 questionnaire before and one month after surgery in group 1 and 2.
| Group of Patients | Mean Value in SNOT 20 Questionnaire before Surgery | Mean Value in SNOT 20 Questionnaire One Month after Surgery |
|---|---|---|
| 1 | ||
| (10 or less points on the Lund-Mackay scale) | 30.33 | 16.20 |
| 2 | ||
| (>10 points on the Lund-Mackay scale) | 31.80 | 18.53 |
